Home / 49,785.57-74,678.36-14,722.49

Finding the Fourth Proportional to 49,785.57, 74,678.36 and 14,722.49

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Solution

The fourth proportional to 49,785.57, 74,678.36 and 14,722.49 is: 22,083.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,785.57 : 74,678.36 = 14,722.49 : x
  2. Step 2: Convert to fraction form
    49,785.57/74,678.36 = 14,722.49/x
  3. Step 3: Cross multiply
    49,785.57x = 74,678.36 × 14,722.49
  4. Step 4: Simplify right side
    49,785.57x = 1,099,451,521.40
  5. Step 5: Solve for x
    x = 1,099,451,521.40/49,785.57
  6. Step 6: Final answer
    x = 22,083.74

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.